Bedding is never a bad thing with any Montana, especially the forward receiver/shank. Cutting an 84L's barrel an inch or two isn't a bad idea either. Ditto a light trigger.

But a 308 is the no-brainer Montana choice of the century (grin).

“Perfection is Achieved Not When There Is Nothing More to Add, But When There Is Nothing Left to Take Away” Antoine de Saint-Exupery